Revelation 19:17-21

Then I saw an angel standing in the sun, and he called out in a loud voice to all the birds that fly in midair, "Come and be assembled together for the great supper of God,

Revelation 20:8-9

and he will [again] go out to deceive the nations which are [located] throughout the whole world --- Gog and Magog. [Note: Based on Eze. 35-40, it appears that these names are used here figuratively for all the forces of wickedness which are enemies of God]. Satan will assemble them together for battle, and they will be as numberless as the sand on the seashore.

Treasury of Scripture Knowledge

Summary

Which bringeth forth the chariot and horse, the army and the power; they shall lie down together, they shall not rise: they are extinct, they are quenched as tow.

Bible References

They shall

Revelation 19:17
Then I saw an angel standing in the sun, and he called out in a loud voice to all the birds that fly in midair, "Come and be assembled together for the great supper of God,
Revelation 20:8
and he will [again] go out to deceive the nations which are [located] throughout the whole world --- Gog and Magog. [Note: Based on Eze. 35-40, it appears that these names are used here figuratively for all the forces of wickedness which are enemies of God]. Satan will assemble them together for battle, and they will be as numberless as the sand on the seashore.